Ruisseau· 27 segments
Brațul Măcin
Crosses 16 administrative regions : Braila, Carcaliu, Chiscani, Ciobanu, Daeni +11
Total length
97km
Max discharge
7,4m³/s
Max Strahler
3
Segments matched
27
River geography16 admin regions · 0 communes
16 administrative regions crossed (GADM L2)
- FrecateiBrăila · Romania38.2 kmin this dpt
- ChiscaniBrăila · Romania31.2 kmin this dpt
- GarliciuConstanța · Romania14.2 kmin this dpt
- CiobanuConstanța · Romania9.1 kmin this dpt
- TurcoaiaTulcea · Romania5.8 kmin this dpt
- MarasuBrăila · Romania5.6 kmin this dpt
- DaeniTulcea · Romania4.7 kmin this dpt
- OstrovTulcea · Romania4.2 kmin this dpt
- MacinTulcea · Romania3.9 kmin this dpt
- PeceneagaTulcea · Romania3.2 kmin this dpt
- HarsovaConstanța · Romania2.7 kmin this dpt
- CarcaliuTulcea · Romania2.0 kmin this dpt
- SmardanTulcea · Romania1.9 kmin this dpt
- GreciTulcea · Romania0.3 kmin this dpt
- BrailaBrăila · Romania0.0 kmin this dpt
- SaraiuConstanța · Romania0.0 kmin this dpt
5 intersecting protected areas
Podișul Nord Dobrogean
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Măcin - Niculițel
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Dunărea Veche - Brațul Măcin
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Brațul Măcin
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Peceneaga
IUCN IVNature reserve
1 page = 1 named river (aggregation of 27 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
10 distinct species · 14 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 4 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Brațul Măcin : 4 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 2 interactions GloBI sur 1 type (connectance 33.3%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
97km
Max discharge
7,4m³/s
Max Strahler
3
Segments matched
27
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.